Hynoski was a prolific rusher in high school at Southern Columbia Area, finishing his career with 7,165 yards and 113 touchdowns.

Hynoski is currently tenth on the all-time Pennsylvania high school rushing list, and was regarded as one of the top fullback prospects in the country, being ranked seventh by Rivals and fourth by Scout, in addition to being named the Associated Press Class A player of the year.

Due to the injury, his draft stock fell and he eventually went undrafted; however, soon after the NFL labor dispute was settled he received offers from several teams, subsequently making his decision to play for the New York Giants.

Hynoski had no rushing statistics in his rookie season of 2011, being used primarily as a lead blocker for running backs Ahmad Bradshaw and Brandon Jacobs.

[6][7] Hynoski was the head football coach and dean of students at Shamokin Area High School in Coal Township, Pennsylvania from 2018–2023.